<wicket:panel xmlns:wicket="http://wicket.apache.org">
    <form wicket:id="form" class="form-horizontal">
        <div class="row-fluid">
            <div wicket:id="value"></div>
        </div>
        <div class="row-fluid">
            <input class="btn pull-right" type="submit" wicket:id="submit" value="Zapisz"/>
        </div>
    </form>
</wicket:panel>